# SDR CALA2023071002203

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 2023
- Submitted: July 10, 2023
- Operation: Air carrier
- Aircraft: [N66828](https://openairdocs.org/aircraft/N66828), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 44580
- Aircraft time: 30,026 hours, 10,968 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Support Angle
- Part number: 111A1210
- Condition: Cracked
- Location: Bs 663
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023071002203

## Discrepancy

LOWER FUSELAGE CENTER WING BOX L/H VAPOR BARRIER UPPER CHORD SUPPORT ANGLE CRACKED @ LBL 7 STA 663.75 REF. AAR N/R:9201067 CUT DAMAGED AREA IAW B737 SRM 57-10-10-2R-5 VIEW D B737 AMM 57-21-72-370-804, CAP SEALED IAW B737 SRM TABLE 201. LOCATED, FABRICATED, REPAIR PARTS IAW 57-10-10-2R-5, BONDING TEST ACCOMPLISHED IAW B737 B737 SRM 57-10-10-2R-5. INSTALLED REPAIR PARTS IAW SWPM 20-20-00. B737 SRM 57-10-10-2R-5. TREATED AND PRIMED IAW WORK ACCOMPLISHED BY V894474

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